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USN-1650-1: Linux kernel vulnerability

30 November 2012

The system could be made to crash under certain conditions.

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Releases

Packages

Details

Rodrigo Freire discovered a flaw in the Linux kernel's TCP illinois
congestion control algorithm. A local attacker could use this to cause a
denial of service.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 8.04

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

Related notices

  • USN-1648-1: linux-image-3.0.0-28-generic, linux, linux-image-3.0.0-28-generic-pae, linux-image-3.0.0-28-virtual, linux-image-3.0.0-28-powerpc, linux-image-3.0.0-28-omap, linux-image-3.0.0-28-powerpc64-smp, linux-image-3.0.0-28-server, linux-image-3.0.0-28-powerpc-smp
  • USN-1653-1: linux-image-2.6.32-350-ec2, linux-ec2
  • USN-1644-1: linux-image-3.2.0-34-virtual, linux-image-3.2.0-34-highbank, linux-image-3.2.0-34-powerpc-smp, linux-image-3.2.0-34-generic-pae, linux, linux-image-3.2.0-34-powerpc64-smp, linux-image-3.2.0-34-generic, linux-image-3.2.0-34-omap
  • USN-1651-1: linux-image-2.6.32-45-powerpc-smp, linux-image-2.6.32-45-sparc64, linux-image-2.6.32-45-sparc64-smp, linux-image-2.6.32-45-generic, linux, linux-image-2.6.32-45-generic-pae, linux-image-2.6.32-45-lpia, linux-image-2.6.32-45-preempt, linux-image-2.6.32-45-powerpc, linux-image-2.6.32-45-powerpc64-smp, linux-image-2.6.32-45-server, linux-image-2.6.32-45-virtual, linux-image-2.6.32-45-ia64, linux-image-2.6.32-45-versatile, linux-image-2.6.32-45-386
  • USN-1649-1: linux-image-3.0.0-1218-omap4, linux-ti-omap4
  • USN-1645-1: linux-image-3.2.0-1422-omap4, linux-ti-omap4
  • USN-1704-1: linux-image-3.5.0-22-generic, linux-lts-quantal
  • USN-1646-1: linux-image-3.5.0-19-powerpc64-smp, linux-image-3.5.0-19-generic, linux-image-3.5.0-19-omap, linux-image-3.5.0-19-powerpc-smp, linux, linux-image-3.5.0-19-highbank
  • USN-1647-1: linux-image-3.5.0-215-omap4, linux-ti-omap4
  • USN-1652-1: linux-image-3.0.0-28-generic, linux-lts-backport-oneiric, linux-image-3.0.0-28-generic-pae, linux-image-3.0.0-28-virtual, linux-image-3.0.0-28-server

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